BR0202696A - Compressor elétrico e método de controle para o mesmo - Google Patents

Compressor elétrico e método de controle para o mesmo

Info

Publication number
BR0202696A
BR0202696A BR0202696-1A BR0202696A BR0202696A BR 0202696 A BR0202696 A BR 0202696A BR 0202696 A BR0202696 A BR 0202696A BR 0202696 A BR0202696 A BR 0202696A
Authority
BR
Brazil
Prior art keywords
electric compressor
control method
same
motor
selector
Prior art date
Application number
BR0202696-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Yasuharu Odachi
Kazuya Kimura
Shoichi Ieoka
Original Assignee
Toyota Jidoshokki Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyota Jidoshokki Kk filed Critical Toyota Jidoshokki Kk
Publication of BR0202696A publication Critical patent/BR0202696A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
    • F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
    • F04B27/0873—Component parts, e.g. sealings; Manufacturing or assembly thereof
    • F04B27/0895—Component parts, e.g. sealings; Manufacturing or assembly thereof driving means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
    • F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
    • F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/08—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by varying the rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
    • F04C29/0085—Prime movers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0207—Torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0209—Rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/03—Torque

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Rotary Pumps (AREA)
  • Control Of Ac Motors In General (AREA)
BR0202696-1A 2001-07-18 2002-07-15 Compressor elétrico e método de controle para o mesmo BR0202696A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001218451A JP4075338B2 (ja) 2001-07-18 2001-07-18 電動圧縮機の制御方法

Publications (1)

Publication Number Publication Date
BR0202696A true BR0202696A (pt) 2003-05-13

Family

ID=19052627

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0202696-1A BR0202696A (pt) 2001-07-18 2002-07-15 Compressor elétrico e método de controle para o mesmo

Country Status (6)

Country Link
US (1) US6869272B2 (fr)
EP (1) EP1277959B1 (fr)
JP (1) JP4075338B2 (fr)
KR (1) KR100461615B1 (fr)
CN (1) CN1237279C (fr)
BR (1) BR0202696A (fr)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4665360B2 (ja) * 2001-08-06 2011-04-06 株式会社安川電機 電動機制御装置
US20040062658A1 (en) * 2002-09-27 2004-04-01 Beck Thomas L. Control system for progressing cavity pumps
KR100486582B1 (ko) * 2002-10-15 2005-05-03 엘지전자 주식회사 왕복동식 압축기의 스트로크 검출장치 및 방법
US7042180B2 (en) * 2003-01-24 2006-05-09 Tecumseh Products Company Brushless and sensorless DC motor control system with locked and stopped rotor detection
JP2004301092A (ja) * 2003-03-31 2004-10-28 Toyota Industries Corp スクロール圧縮機
US7412842B2 (en) 2004-04-27 2008-08-19 Emerson Climate Technologies, Inc. Compressor diagnostic and protection system
US7275377B2 (en) 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems
KR100661654B1 (ko) * 2004-08-24 2006-12-26 삼성전자주식회사 모터구동장치 및 3상 모터의 초기 구동방법
JP4592385B2 (ja) * 2004-10-27 2010-12-01 株式会社東芝 同期機の制御装置
US7922457B2 (en) * 2005-02-26 2011-04-12 Ingersoll-Rand Company System and method for controlling a variable speed compressor during stopping
US7273357B2 (en) 2005-08-10 2007-09-25 Mitsubishi Heavy Industries, Ltd. Control device for electric compressor
US8590325B2 (en) 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
US20080216494A1 (en) 2006-09-07 2008-09-11 Pham Hung M Compressor data module
JP2008263665A (ja) * 2007-04-10 2008-10-30 Aisan Ind Co Ltd ブラシレスモータの駆動装置及び流体ポンプ
EP2149981B1 (fr) 2007-05-18 2019-06-05 Mitsubishi Heavy Industries, Ltd. Appareil et méthode de commande d'un moteur synchrone à aimants permanents, et programme
JP5026867B2 (ja) * 2007-06-27 2012-09-19 株式会社日立産機システム 圧縮機及び圧縮機の制御方法
US20090037142A1 (en) 2007-07-30 2009-02-05 Lawrence Kates Portable method and apparatus for monitoring refrigerant-cycle systems
US20090093065A1 (en) * 2007-09-10 2009-04-09 Zhong Ding Aspirating and dispensing small volumes of liquids
US8393169B2 (en) 2007-09-19 2013-03-12 Emerson Climate Technologies, Inc. Refrigeration monitoring system and method
KR100895333B1 (ko) * 2007-11-01 2009-05-07 엘지전자 주식회사 플라즈마 디스플레이 패널의 구동 방법 및 그를 이용한플라즈마 디스플레이 장치
US9140728B2 (en) 2007-11-02 2015-09-22 Emerson Climate Technologies, Inc. Compressor sensor module
US8160827B2 (en) 2007-11-02 2012-04-17 Emerson Climate Technologies, Inc. Compressor sensor module
JP5119025B2 (ja) 2008-03-31 2013-01-16 株式会社日立産機システム モータ制御装置、空気圧縮機、空気調和機、乗客コンベアの制御装置及びコンベアの制御装置
JP4450094B2 (ja) * 2008-06-02 2010-04-14 トヨタ自動車株式会社 空調システム制御装置
JP5326732B2 (ja) * 2009-03-27 2013-10-30 富士電機株式会社 交流電動機の機械角推定方法及び機械角推定装置
US8365544B2 (en) * 2009-08-20 2013-02-05 Trane International Inc. Screw compressor drive control
KR101173050B1 (ko) * 2009-12-04 2012-08-13 기아자동차주식회사 전동식 오일펌프의 구동 제어 장치 및 방법
KR101681325B1 (ko) * 2010-02-26 2016-12-13 엘지전자 주식회사 리니어 압축기
WO2012046409A1 (fr) * 2010-10-08 2012-04-12 パナソニック株式会社 Procédé de calcul de constante de moteur destiné à un moteur à aimant permanent et dispositif de calcul de constante de moteur
CA2828740C (fr) 2011-02-28 2016-07-05 Emerson Electric Co. Solutions de controle et de diagnostic d'un systeme hvac destinees a des habitations
US8892372B2 (en) 2011-07-14 2014-11-18 Unico, Inc. Estimating fluid levels in a progressing cavity pump system
CN102900646B (zh) * 2011-07-29 2017-09-22 惠而浦股份公司 用于在冷却系统中使用的压缩机和马达‑压缩机组
US8964338B2 (en) 2012-01-11 2015-02-24 Emerson Climate Technologies, Inc. System and method for compressor motor protection
JP5386611B2 (ja) * 2012-05-14 2014-01-15 株式会社日立産機システム 圧縮機及び圧縮機の制御方法
US9480177B2 (en) 2012-07-27 2016-10-25 Emerson Climate Technologies, Inc. Compressor protection module
US9310439B2 (en) 2012-09-25 2016-04-12 Emerson Climate Technologies, Inc. Compressor having a control and diagnostic module
US20140097777A1 (en) * 2012-10-04 2014-04-10 Marvell World Trade Ltd. Driving a rotating device based on a combination of speed detection by a sensor and sensor-less speed detection
CN103840725B (zh) * 2012-11-26 2016-05-18 台达电子工业股份有限公司 永磁同步电机转子位置偏差测量装置及方法
CA2904734C (fr) 2013-03-15 2018-01-02 Emerson Electric Co. Diagnostic et systeme de telesurveillance de chauffage, de ventilation et de climatisation
US9803902B2 (en) 2013-03-15 2017-10-31 Emerson Climate Technologies, Inc. System for refrigerant charge verification using two condenser coil temperatures
US9551504B2 (en) 2013-03-15 2017-01-24 Emerson Electric Co. HVAC system remote monitoring and diagnosis
CN106030221B (zh) 2013-04-05 2018-12-07 艾默生环境优化技术有限公司 具有制冷剂充注诊断功能的热泵系统
CN104753412B (zh) * 2013-12-30 2018-05-22 尼得科（北京）传动技术有限公司 一种开关磁阻电机启动控制方法和装置
CN104653444B (zh) * 2015-01-30 2017-05-03 海信科龙电器股份有限公司 一种控制变频空调启动的方法和装置
CN105141200B (zh) * 2015-08-04 2019-04-09 矽力杰半导体技术(杭州)有限公司 一种永磁同步电机的驱动电路及驱动方法
DE102015215972A1 (de) 2015-08-21 2017-02-23 BSH Hausgeräte GmbH Haushaltskältegerät mit einem Kältemittelkreislauf und Verfahren zum Betreiben eines Haushaltskältegeräts mit einem Kältemittelkreislauf
JP6450938B2 (ja) * 2015-08-28 2019-01-16 パナソニックＩｐマネジメント株式会社 モータ駆動装置、およびこれを用いた圧縮機の駆動装置、および冷蔵庫
JP6450939B2 (ja) * 2015-08-28 2019-01-16 パナソニックＩｐマネジメント株式会社 モータ駆動装置、およびこれを用いた圧縮機の駆動装置、冷凍装置および冷蔵庫
BR112018003257B1 (pt) * 2015-08-28 2023-04-25 Panasonic intellectual property Management co., Ltd Refrigerador
EP3199809B1 (fr) 2016-01-28 2021-06-09 ABB Schweiz AG Procédé de commande pour un système de compresseur
CN106642979A (zh) * 2016-12-29 2017-05-10 合肥华凌股份有限公司 压缩机控制方法和控制装置以及冰箱
BR102020023991A2 (pt) 2020-11-24 2022-06-07 Embraco Indústria De Compressores E Soluções Em Refrigeração Ltda. Métodos de partida para motores bldc aplicados a compressores alternativos

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5413919A (en) * 1977-07-04 1979-02-01 Hitachi Ltd Preventive controller for torque pulsation
JP2547061B2 (ja) * 1988-03-15 1996-10-23 日本電産株式会社 直流ブラシレスモータの起動回転制御方法
US5272429A (en) * 1990-10-01 1993-12-21 Wisconsin Alumni Research Foundation Air gap flux measurement using stator third harmonic voltage and uses
JP2952839B2 (ja) 1991-08-29 1999-09-27 株式会社ゼクセル 圧縮機の起動制御装置
JP3095086B2 (ja) * 1991-10-09 2000-10-03 株式会社デンソー 可変容量型圧縮機のトルク算出装置
JPH06241183A (ja) * 1993-02-16 1994-08-30 Zexel Corp 圧縮機の起動制御装置
JP3506457B2 (ja) * 1993-04-23 2004-03-15 東芝キヤリア株式会社 空気調和機におけるコンプレッサの起動制御方法
US5384527A (en) * 1993-05-12 1995-01-24 Sundstrand Corporation Rotor position detector with back EMF voltage estimation
JP2921426B2 (ja) 1995-02-14 1999-07-19 株式会社デンソー コンプレッサ回転数制御装置
DE19509914C1 (de) * 1995-03-18 1996-11-07 Danfoss As Verfahren zum Betrieb einer Motor-Verdichter-Einheit und Motor-Verdichter-Einheit zur Durchführung dieses Verfahrens
WO1998008297A1 (fr) * 1996-08-19 1998-02-26 Daikin Industries, Ltd. Procede d'entrainement de moteur synchrone, procede d'entrainement de compresseur, dispositif pour ces procedes et dispositif d'entrainement de moteur a courant continu sans balai
JPH10110679A (ja) * 1996-10-07 1998-04-28 Matsushita Refrig Co Ltd 往復動圧縮機
US6320349B1 (en) * 1997-02-14 2001-11-20 Satoru Kaneko Method of estimating field pole position of synchronous motor, motor controller, and electric vehicle
JP3168986B2 (ja) * 1998-05-28 2001-05-21 トヨタ自動車株式会社 電動機制御装置および制御方法
US6462491B1 (en) * 1999-01-27 2002-10-08 Matsushita Electric Industrial Co., Ltd. Position sensorless motor control apparatus
JP2000253690A (ja) * 1999-02-26 2000-09-14 Matsushita Electric Ind Co Ltd 圧縮機用電動機の制御方法とその装置
JP3626643B2 (ja) * 1999-07-07 2005-03-09 株式会社豊田自動織機 空調装置および容量可変型圧縮機の制御方法
JP3454210B2 (ja) * 1999-11-30 2003-10-06 株式会社日立製作所 同期モータの位置センサレス制御方法
JP3454212B2 (ja) * 1999-12-02 2003-10-06 株式会社日立製作所 モータ制御装置
JP3681318B2 (ja) * 2000-02-28 2005-08-10 株式会社日立製作所 同期モータ制御装置及びそれを用いた車両
JP3411878B2 (ja) * 2000-03-06 2003-06-03 株式会社日立製作所 同期モータの回転子位置推定方法、位置センサレス制御方法及び制御装置
CN2415533Y (zh) * 2000-04-05 2001-01-17 陈贤珍 适于软换挡的无刷永磁直流电动机定子绕组
JP3469538B2 (ja) * 2000-07-31 2003-11-25 株式会社日立産機システム インバータ駆動スクリュー圧縮機の運転方法
JP3818086B2 (ja) * 2001-06-01 2006-09-06 株式会社日立製作所 同期モータの駆動装置

Also Published As

Publication number Publication date
JP2003028073A (ja) 2003-01-29
EP1277959A2 (fr) 2003-01-22
JP4075338B2 (ja) 2008-04-16
EP1277959A3 (fr) 2006-01-04
US6869272B2 (en) 2005-03-22
EP1277959B1 (fr) 2015-09-09
CN1397736A (zh) 2003-02-19
US20030017054A1 (en) 2003-01-23
KR20030009103A (ko) 2003-01-29
CN1237279C (zh) 2006-01-18
KR100461615B1 (ko) 2004-12-14

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Legal Events

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B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE A 4A , 5A E 6A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1980 DE 16/12/2008.

B15K Others concerning applications: alteration of classification

Ipc: F04B 49/06 (2006.01), F04B 27/08 (2006.01), F04C 1